City · Noordwijk, South Holland

De Zilk: Migration background and origin

On 1 January 2026, De Zilk had 2,420 residents. 15.5% of them (375 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than the municipality of Noordwijk (21.9%) and lower than the national average (29.1%). The largest origin groups are other Asia (3.5%), other Europe (2.5%) and Poland (2.3%). 58.7% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 2.4 percentage points.

Residents: 2,420 on 1 January 2026
Migration background: 15.5% 375 people
Born abroad: 58.7% of those with a migration background
Change since 2022: +2.4 pp in share with a migration background

Migration background, share of residents

Share of residents with a migration background per postcode.

Where residents come from

Origin of residents on 1 January 2026, as a share of all residents.

Dutch origin and migration background

85% 15%

Dutch origin 84.5% 2,045
Migration background 15.5% 375

Largest origin groups

Bars show each group’s share of all residents of De Zilk. For comparison, the line marks Noordwijk and the circle the Netherlands.

Other Asia Asia excluding Indonesia and Turkey

3.5% 85 people

Noordwijk 3.4% Netherlands 5.3%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

2.5% 60 people

Noordwijk 5.8% Netherlands 5.6%
Poland

2.3% 55 people

Noordwijk 3.8% Netherlands 1.4%
Germany

1.7% 40 people

Noordwijk 1.8% Netherlands 1.9%
Indonesia

1.4% 35 people

Noordwijk 1.7% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.0% 25 people

Noordwijk 1.4% Netherlands 1.7%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.83% 20 people

Noordwijk 0.48% Netherlands 1.1%
Other Africa Africa excluding Morocco

0.83% 20 people

Noordwijk 1.3% Netherlands 2.3%
Turkey

0.41% 10 people

Noordwijk 0.39% Netherlands 2.6%
Suriname

0.41% 10 people

Noordwijk 0.51% Netherlands 2.0%
Belgium

0.41% 10 people

Noordwijk 0.48% Netherlands 0.76%
Morocco

0.21% 5 people

Noordwijk 0.86% Netherlands 2.4%

First and second generation

Residents with a migration background, by whether they were born abroad themselves.

59% 43%

Born abroad (first generation) 58.7% 220
Born in the Netherlands (second generation) 42.7% 160

Men and women

Men: 1,220
Women: 1,200

Compared with all cities

Netherlands 29.1% De Zilk 15.5%

Higher than 66% of all cities in the Netherlands

Trend since 1998

Share of residents with a migration background, compared with larger areas.

Show

Measure % Residents

New CBS classification

15.5%

De Zilk
Noordwijk
Netherlands

Show as table

Year	De Zilk	Noordwijk	Netherlands
1998	7.7%	10.9%	16.7%
1999	7.9%	11.1%	17.1%
2000	7.6%	11.1%	17.5%
2001	7.8%	11.2%	18.0%
2002	7.4%	11.3%	18.4%
2003	7.5%	11.6%	18.8%
2004	7.3%	11.7%	19.0%
2005	8.0%	12.0%	19.2%
2006	8.8%	12.5%	19.3%
2007	9.0%	13.0%	19.4%
2008	8.6%	13.3%	19.6%
2009	8.8%	13.7%	19.9%
2010	8.5%	13.9%	20.3%
2011	8.2%	14.1%	20.6%
2012	8.3%	14.3%	20.9%
2013	8.6%	14.7%	21.1%
2014	8.5%	14.9%	21.4%
2015	9.0%	15.3%	21.7%
2016	9.6%	15.7%	22.1%
2017	10.0%	16.2%	22.6%
2018	10.5%	16.7%	23.1%
2019	11.3%	17.2%	23.6%
2020	11.5%	17.9%	24.2%
2021	12.1%	17.9%	24.6%
2022	13.1%	19.3%	26.0%
2023	14.0%	20.4%	27.1%
2024	14.6%	21.1%	27.9%
2025	15.0%	21.4%	28.5%
2026	15.5%	21.9%	29.1%

In 2022 CBS switched to a new origin classification. Up to 2021 the line shows the old “migration background” figures; the overlap years show a small break (about +0.8 points nationally).

Postcodes in De Zilk

				Largest group
2191 De Zilk	15.5%	2,420	+2.4 pp	Other Asia

All figures

Number of residents per origin group on 1 January. Figures up to 2021 use the old CBS classification.

Year	Total residents	Dutch origin	Migration background	Europe	Outside Europe	Turkey	Morocco	Suriname	Indonesia	Dutch Caribbean	Germany	Poland	Belgium	Other Europe	Other Africa	Other Asia	Other Americas & Oceania	Western migration background	Non-Western migration background
1998	2,270	2,095	175	110	55	5	0	0	25	5	40	5	5	60	0	15	5	140	40
1999	2,265	2,080	180	110	80	5	0	5	30	10	45	5	5	55	5	20	5	145	45
2000	2,245	2,075	170	105	65	5	5	0	25	5	40	5	5	55	0	20	10	135	35
2001	2,250	2,075	175	115	60	0	0	0	25	5	45	10	5	55	0	20	10	140	35
2002	2,220	2,055	165	100	70	5	0	5	25	5	40	10	0	50	5	20	5	135	30
2003	2,195	2,035	165	110	55	0	0	0	25	5	45	10	5	50	0	15	10	135	25
2004	2,190	2,035	160	100	55	0	0	0	25	5	45	0	5	50	0	15	10	125	30
2005	2,180	2,010	175	110	65	0	0	5	25	0	45	15	5	45	5	20	10	135	35
2006	2,210	2,015	195	125	70	0	5	5	25	0	45	25	5	50	0	20	15	150	45
2007	2,225	2,025	200	125	70	0	5	5	20	5	45	25	5	50	0	25	10	150	45
2008	2,210	2,015	190	120	70	0	5	5	20	10	40	20	0	60	5	25	0	150	45
2009	2,210	2,015	195	115	80	0	5	5	25	5	40	20	5	50	5	25	10	145	50
2010	2,180	1,995	185	110	80	0	0	5	25	5	45	20	5	40	10	25	10	140	40
2011	2,145	1,970	175	105	65	0	0	0	20	5	40	20	0	45	5	25	10	135	40
2012	2,170	1,990	180	100	85	0	0	0	20	10	45	15	0	40	15	30	10	125	55
2013	2,155	1,965	185	105	80	0	5	5	15	5	45	30	5	25	5	35	10	130	60
2014	2,115	1,935	180	95	85	0	0	5	20	5	40	20	0	35	15	35	5	115	60
2015	2,165	1,970	195	110	85	0	0	10	25	5	40	35	0	35	15	25	5	135	60
2016	2,185	1,975	210	120	90	5	0	5	25	5	45	45	5	25	15	30	5	150	55
2017	2,200	1,980	220	120	100	0	5	5	30	5	45	40	0	35	15	35	5	150	70
2018	2,185	1,955	230	125	105	5	0	10	25	5	40	45	5	35	15	40	5	155	80
2019	2,175	1,930	245	140	110	5	0	10	30	5	45	55	5	35	10	40	10	175	70
2020	2,180	1,930	250	145	110	5	0	10	30	5	40	65	5	35	10	45	5	180	75
2021	2,305	2,025	280	160	115	5	5	10	25	5	40	70	10	40	5	55	5	185	90
2022	2,295	1,990	300	165	135	5	0	10	25	10	50	65	5	45	10	55	20	190	90
2023	2,360	2,030	330	170	160	10	0	5	30	10	45	60	10	55	15	70	20	195	115
2024	2,395	2,045	350	170	180	10	5	10	30	10	40	70	10	50	15	75	25	–	–
2025	2,405	2,045	360	170	195	10	5	10	35	15	40	60	10	60	20	75	25	–	–
2026	2,420	2,045	375	165	210	10	5	10	35	20	40	55	10	60	20	85	25	–	–

Definitions and method · CBS 85640NED (2022–2026), 83503NED (1998–2023)